[Lowfer] Can I expect to receive ....
Dexter McIntyre W4DEX
dexter.mc at gmail.com
Fri Feb 1 15:54:42 EST 2013
I've had good success with a SDR-IQ on LF connected to unmatched wire
antennas. Out of curiosity I just now connected it to a 135 foot dipole
suspended over the house. The NDB band is very much alive but the noise
level is very high. I can hear 60 kHz WWVB but the signal isn't much
above the noise. With the SDR-IQ connected to the 40 foot near vertical
wire in the woods some distance from the house this is what I see on VLF:
https://dl.dropbox.com/u/15095569/w4dex/sdr-iq_vlf_01feb13.jpg
You can easily see the 17 dB level changes each second of WWVB on 60 kHz
Part of the NDB band looks like this:
https://dl.dropbox.com/u/15095569/w4dex/sdr-iq_ndb_01feb13.jpg
Dex
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